I write about Science, Mathematics, and Planet Earth.
The headlines in recent months read like an international eco-thriller. At Mauna Loa Observatory, perched high on a Hawaiian volcano, researchers measure unusual levels of CFC-11 in the atmosphere. But the identity of the environmental super-villain remains a mystery.
As dawn washes over Bondi Beach, you can see the surfers beyond the break, gently rising and falling on their boards. They gather like this when the surf forecast tells them a big swell is rolling in, carrying energy from a ferocious Antarctic storm thousands of kilometres away.
Shane Keating 